- All sections
- H - Electricity
- H01H - Electric switchesrelaysselectorsemergency protective devices
- H01H 21/12 - BasesStationary contacts mounted thereon
Patent holdings for IPC class H01H 21/12
Total number of patents in this class: 38
10-year publication summary
|
1
|
6
|
4
|
6
|
6
|
1
|
2
|
3
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omron Corporation | 7340 |
4 |
| Black & Decker, Inc. | 2420 |
3 |
| Kabushiki Kaisha Tokai Rika Denki Seisakusho | 1840 |
3 |
| Primax Electronics Ltd. | 494 |
3 |
| Alps Alpine Co., Ltd. | 2253 |
3 |
| Siemens Industry, Inc. | 1584 |
2 |
| LG Electronics Inc. | 75274 |
1 |
| Honeywell International Inc. | 12758 |
1 |
| Denso Corporation | 25361 |
1 |
| DENSO International America, Inc. | 634 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
1 |
| Shimano Inc. | 3303 |
1 |
| Addenergie Technologies Inc. | 43 |
1 |
| ERICO International Corporation | 265 |
1 |
| Importla, LLC | 69 |
1 |
| Japan Aviation Electronics Industry, Limited | 1836 |
1 |
| Qingdao Goertek Technology Co., Ltd. | 67 |
1 |
| Schneider Electric USA, Inc. | 1346 |
1 |
| Shanghai Baicheng Electric Equipment Manufacture Co., Ltd. | 16 |
1 |
| Underground Systems, Inc. | 13 |
1 |
| Other owners | 6 |